canada – us border . u . s . highway 45 trans ##national route which runs north through columbus , mississippi , to the us @ - @ canada border and south through quit ##man , mississippi , to mobile , alabama , and the gulf of mexico . u . s . highway 80 runs west through jackson , mississippi , to dallas , texas , and east through demo ##polis , alabama , all the way to ty ##bee island , georgia and the atlantic ocean . state highways mississippi highway 19 runs north to west , mississippi , and south to the mississippi @ - @ alabama border , where it continues as alabama state route 10 . mississippi highway 39 begins in meridian and
canada – us border. u. s. highway 45 transnational route which runs north through columbus, mississippi, to the us @ - @ canada border and south through quitman, mississippi, to mobile, alabama, and the gulf of mexico. u. s. highway 80 runs west through jackson, mississippi, to dallas, texas, and east through demopolis, alabama, all the way to tybee island, georgia and the atlantic ocean. state highways mississippi highway 19 runs north to west, mississippi, and south to the mississippi @ - @ alabama border, where it continues as alabama state route 10. mississippi highway 39 begins in meridian and